<%= stylesheet_link_tag "user" %>
<%= form_tag :controller => 'home', :action => 'search', :method => 'get' do %>
    <div id="input1">
      <%= text_field_tag :key, params[:key], :id => 'search_field' %>
    </div>
    <div id="input2">
      <%= submit_tag "Tìm kiếm", :name =>"but" %>
    </div>
<% end %>